31552209

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{563}}^1$

素因数の和:1061

約数の個数: 24

約数和(自身を含む): 49271040

約数和(自身を除く): 17718831

約数列:

[1, 3, 9, 13, 39, 117, 479, 563, 1437, 1689, 4311, 5067, 6227, 7319, 18681, 21957, 56043, 65871, 269677, 809031, 2427093, 3505801, 10517403, 31552209]

約数ペア:

[(1, 31552209), (3, 10517403), (9, 3505801), (13, 2427093), (39, 809031), (117, 269677), (479, 65871), (563, 56043), (1437, 21957), (1689, 18681), (4311, 7319), (5067, 6227)]